Inventory of permanent water areas of major importance to waterfowl in the state of Oregon.
Contributors: U.S. Fish and Wildlife Service.
Publisher: U.S. Dept. of the Interior, Fish and Wildlife Service
Published: 1955
Place of publication: Portland, Or
Language: eng
Subjects: Hydrology -- Oregon.; Waterfowl -- Oregon.; Wetlands -- Oregon.
Other titles: Inventory of permanent water of importance to waterfowl, Oregon.
Notes: "April 1955."